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Class Information
Number: 373/91
Name: Industrial electric heating furnaces > Arc furnace device > Electrode > Sectional
Description: Subject matter including electrode segments joined together to form a unitary electrode.

Sub-classes under this class:

Class Number Class Name Patents
373/92 With means to join sections 59

Patents under this class:

Patent Number Title Of Patent Date Issued
8395070 Electrical contact point device for use in a plasma arc cutting torch Mar. 12, 2013
7352792 Enhanced joints for pins and electrodes with asymmetric properties Apr. 1, 2008
7230969 Electrode joint locking system Jun. 12, 2007
6925104 Carbon electrodes and connection elements of the electrodes having directionally structured contact surfaces Aug. 2, 2005
6377603 System for the assembly of a self-baking composite electrode for electric arc furnaces Apr. 23, 2002
6075806 Coaxial electrode assembly having insulating spacers Jun. 13, 2000
5870424 Graphite electrode having joints Feb. 9, 1999
5854807 Electrode for silicon alloys and silicon metal Dec. 29, 1998
5577065 Device for mounting a self-baking electrode for an electric arc furnace Nov. 19, 1996
5575582 Fastening device for securing electrode joints Nov. 19, 1996
5336015 Self centering electrode joint Aug. 9, 1994
5117439 Method for operating an electrode graphitization furnace May. 26, 1992
5015518 Graphite body May. 14, 1991
4853942 Graphite electrode with internal cooling for electric arc furnaces Aug. 1, 1989
4737256 Laminated carbon cathode for cells for the production of aluminium by electrolytic smelting Apr. 12, 1988
4703492 Joined carbon electrodes and method for the joining thereof Oct. 27, 1987
4691324 Electrode connection Sep. 1, 1987
4689799 Scalloped nipple for water-cooled electrodes Aug. 25, 1987
4679206 Electrode joint thread form Jul. 7, 1987
4659442 Method of reducing the loss of carbon from anodes when producing aluminum by electrolytic smelting, and an inert anode top for performing the method Apr. 21, 1987
4623250 DC plasma jet generator for emission spectrochemical analysis Nov. 18, 1986
4594722 Graphite electrode for arc furnaces and method for manufacturing same Jun. 10, 1986
4490825 Water-cooled electrode Dec. 25, 1984
4474613 Electrode for fusion electrolysis Oct. 2, 1984
4435816 Method and article for protecting tapered threaded electrode joints by use of an alignment mechanism Mar. 6, 1984
4375340 Carbon electrode joint Mar. 1, 1983
4357485 Ladle steel treatment system including three-part electrode casing Nov. 2, 1982
4349910 Method and apparatus for orientation of electrode joint threads Sep. 14, 1982
4288353 Carbon bearing contact paste Sep. 8, 1981
4191486 Threaded connections Mar. 4, 1980
4189617 Liquid-cooled electrode for electric arc furnaces Feb. 19, 1980
4167643 Electrode joints Sep. 11, 1979
4161619 Electrode socket design Jul. 17, 1979
4152533 Electrode joint May. 1, 1979
4086380 Granular disc joints for lengthwise graphitization Apr. 25, 1978
4007324 Nipple for electrode joint Feb. 8, 1977

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